#! /usr/bin/perl
use strict;
use warnings FATAL => 'all';
use utf8;

sub total {
    my $total;
    foreach (@_) {
        chomp($_);
        $total += $_;
    }
    $total;
}

my @fred = qw{ 1 3 5 7 9 };
my $fred_total = &total(@fred);
print "The total of \@fred is $fred_total.\n";
print "Enter some numbers on separate lines: ";
my $user_total = &total(<STDIN>);
print "The total of those numbers is $user_total.\n";
